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J. Cent. South Univ. (2012) 19: 696-702 DOI: 10.1007/s11771-012-1059-5 Effect of floor level slit exhaust ventilation system on distribution of house dust L? Yang(吕阳)1, H. Yoshino2, R. Takaki 2, R...; Building Science, Tohoku University, Sendai 980-8579, Japan ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: Based on the fact that the house dust usually falls......
Thermal solidification of stainless steelmaking dust TANG Mo-tang(唐谟堂)1, PENG Ji(彭 及)1, PENG Bing(彭 兵)1, YU Di(余 笛)2, TANG Chao-bo(唐朝波)1 1. School of Metallurgical Science and Engineering...; Abstract: Stainless steelmaking dust makes an environmental problem in the disposal or landfills and has been......
除尘风机的高压变频节能改造任兆华1,2,王君连3,刘松斌1,翟庆志4,穆慧灵3(1.北京市北京金自天正智能控制股份有限公司轧钢工程部2.北京市农业大学 3.本溪北营钢铁(集团)股份有限公司4.中国农业大学)摘 要:简要介绍传统烧结除尘风机的工艺要求和控制设备,分析传统控制方式在能源消耗和运行特性上的弊端.根据高压变频器的节能原理,提出了烧结除尘风机高压变频调速的改造方案,并详细阐述了系统结构和主要功能.最后,通过在本溪北营钢铁(集团)股份有限公司烧结除尘风机上的实际应用,验证了高压变频器出色的控制特性和节能......
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dust collecting fan ZHAO Haiming1, 2, XIE Xin1, XIA Yimin1, 2, LIAO Xiaole1 (1. School of Mechanical and Electrical Engineering, Central South University, Changsha 410083,China; 2. State Key Laboratory of High Performance Complex Manufacturing,Central South University, Changsha 410083, China) Abstract: Based on the feature of gas-liquid-solid three-phase flow in wet dust collecting fan......
Indium recovery from zinc oxide flue dust by oxidative pressure leaching LI Xuan-hai(黎铉海)1, ZHANG Yan-juan(张燕娟)1, QIN Quan-lun(覃全伦)1, YANG Jian(阳 健)1, WEI Yan-song(韦岩松)2 1. School... 2009 ____________________________________________________________________________________________ Abstract: Indium was recovered from zinc oxide flue dust (ZOFD) with sulfuric acid by oxidative......
高炉瓦斯灰制含碳球团直接还原试验研究郭玉华1,齐渊洪1,周继程1,王海风1(1.北京市钢铁研究总院先进钢铁流程及材料国家重点实验室)摘 要:通过试验对高炉瓦斯灰和氧化铁皮制得含碳球团的直接还原进行了研究,考察了不同还原气氛,球团中不同C/O,还原时间,还原温度对还原结果的影响.结果表明:高温下含碳球团在空气中直接还原就能获得很高的金属化率.当球团中C/O在1.2以上时,球团的金属化率在还原过程中一直增加,在1 350℃下还原30 min,球团的金属化率达到96.94%.球团金属化率的变化趋势表明球团在反应开始是......
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